ftp.nice.ch/pub/next/unix/developer/pcn.2.0.s.tar.gz#/src/boot

Makefile.base
 
boot.pcn
 
nonvt_boot.pcn
 

These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.